The Iridium 9555 Standard Kit includes a standard Iridium 9555 battery (2200 mAh) with approximately 4 hours of talk time. The larger and thicker High Capacity Battery (3760 mAh) extends your battery life to approximately 6.5 hours of talk time
This item is USED. The battery has been tested, conditioned, and is ready to use; however, there is NO WARRANTY on used batteries.
**Please note: Requires Firmware HT11001 or newer in order to function